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$ acpitool -B | perl -pe 's/^/ /'
Battery #1 : present
Remaining capacity : unknown, 72.84%, 00:00:00
Design capacity : 3125 mA
Last full capacity : 2813 mA, 90.02% of design capacity
Capacity loss : 9.984%
Present rate : 501 mA
Charging state : Discharging
Battery type : Li-poly
Model number : L17M3P61
Serial number : 002698
